21086727 is an odd 8-digits composite number following 21086726
and preceding 21086728 . In scientific notation, it is written as 2.1086727 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 13285440 positive integers (up to 21086727) that are relatively prime to 21086727.
21086727 has 16 divisors, whose sum is 29703168
The reverse of 21086727 is 72768012
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million eighty-six thousand seven hundred twenty-seven
Scientific notation
2.1086727 × 10^7
Engineering notation
2.1086727 × 10^6
Prime Factorization
3 × 31 × 43 × 5273
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21086727
Product of the distinct prime numbers
The prime factorization of 21086727 is 3 × 31 × 43 × 5273.
Since it has a total of 4 prime factors.
3 , 6 , 44 , 15 , 753 , 583 , 6908 , 6886 , 45182 , 80663 , 346037 , 29574 , 7340607 , 1080523 , 16216064 , 2382506 , 665924472 , 96101053 , 8161704327 , 4488447001
n×2
42173454
n×3
63260181
n×4
84346908
n×5
105433635
n÷2
10543363.5
n÷3
7028909
n÷3
5271681.75
n÷5
4217345.4
n2
444650055572529
n3
9.3762143323927E+21
n4
1.9771367192065E+29
n5
4.1691342239584E+36
2 √n
4592.0286366703
3 √n
276.27169475341
4 √n
67.76450868021
5 √n
29.160961203362
1 , 3 , 31 , 43 , 93 , 129 , 1333 , 3999 , 5273 , 15819 , 163463 , 226739 , 490389 , 680217 , 7028909 , 21086727
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21086726
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21086727 can be divided by 16 positive divisors.
The sum of these divisors (counting 21086727) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000011100001000000111
3
Ternary
1110200022112220
4
Quaternary
1100130020013
5
Quinary
20344233402
6
Senary
2031543423
8
Octal
120341007
10
Decimal
21086727
12
Duodecimal
708ab73
16
Hexadecimal
141c207
20
Vigesimal
6bfgg7
36
Base36
cjymf
md5
7bdea24252056c5d509acfe94fecc55b
sha1
78e5bc98db2bc50c0ff3d9ef06fe462295ff045e
sha256
4800ee3bb6cf2a71b0d9830053818cc3c388de96df36134c13c6c713a488e4d6
sha512
45f5e670700997323f2f727862cbb8db14e7c5f2c4d4eebfec444d5e1fb8dfb5af7ce1552496786ec96608b05e67dcbffa3c3775047f8d88dcee367202f79b99
ripemd-160
57bf209f2b68ebce194ee58b0511412914137fd1
Diameter
42173454
Circumference
132491813.26291
Area
1.396909348005E+15
Volume
3.9274994753505E+22
Surface area
5.5876373920198E+15
Circumference
132491813.26291
Perimeter
84346908
Area
444650055572529
Diagonal
29821135.309459
Surface area
2667900333435174
Volume
9.3762143323927E+21
Space diagonal
36523282.529334
Perimeter
63260181
Area
1.9253912195999E+14
Altitude
18261641.264667
Surface area
1.9253912195999E+14
Volume
1.1049974560489E+21
Height
9940378.4364863